"A breathtaking geologic wonderland, one mile deep and up to 18 miles across, displaying countless layers of colorful rock and practically hypnotic vistas." - Anne Olivia Bauso Anne Olivia Bauso Anne Olivia Bauso is a travel writer and hotel expert based in New York City. She has written hundreds of hotel reviews, from 5-star Ritz-Carlton properties to treehouse eco-resorts in the